import java.util.Scanner;

public class scannertest{
	public static void main(String[] args){
		Scanner sc = new Scanner(System.in);
		System.out.println("请输入第一个数:");
		
		int a = sc.nextInt();
		
		System.out.println("请输入第二个数:");
		
		int b = sc.nextInt();
		
		int c = a+b;
		System.out.println(c);
	}
}